Home / 53,515.58-73,850.52-29,642.18

Finding the Fourth Proportional to 53,515.58, 73,850.52 and 29,642.18

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Solution

The fourth proportional to 53,515.58, 73,850.52 and 29,642.18 is: 40,905.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,515.58 : 73,850.52 = 29,642.18 : x
  2. Step 2: Convert to fraction form
    53,515.58/73,850.52 = 29,642.18/x
  3. Step 3: Cross multiply
    53,515.58x = 73,850.52 × 29,642.18
  4. Step 4: Simplify right side
    53,515.58x = 2,189,090,406.93
  5. Step 5: Solve for x
    x = 2,189,090,406.93/53,515.58
  6. Step 6: Final answer
    x = 40,905.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.